TigerDirect is offering this Logitech Marathon Mouse M705 for $19.99 with around $4 shipping. Use $20 mail-in rebate to get final price.

Why this deal is hot:
This Logitech Marathon Mouse M705 is $30 off the retail price. That's the best deal we could find currently and is $10 less than our previous mention of this mouse.

What this does and why you need it:
The Logitech Marathon Mouse M705 features unifying receiver, up to 3 years battery life, hyper-fast scrolling and laser tracking.